POE::Component::Client::Keepalive creates and manages connections for
other components. It maintains a cache of kept-alive connections for
quick reuse. It is written specifically for clients that can benefit
from kept-alive connections, such as HTTP clients.
WWW: http://search.cpan.org/dist/POE-Component-Client-Keepalive/

Change the way Perl modules are installed, update the default Perl to 5.18.
Before, we had:
site_perl : lib/perl5/site_perl/5.18
site_perl/perl_arch : lib/perl5/site_perl/5.18/mach
perl_man3 : lib/perl5/5.18/man/man3
Now we have:
site_perl : lib/perl5/site_perl
site_arch : lib/perl5/site_perl/mach/5.18
perl_man3 : lib/perl5/site_perl/man/man3
Modules without any .so will be installed at the same place regardless of the